Description

4-(3-Bromophenyl)-2-Methylbut-1-Ene is a specialized brominated aromatic olefin building block of significant interest in advanced organic synthesis. Its core value lies in providing a reactive alkene handle adjacent to a bromo-substituted phenyl ring, enabling a range of coupling and functionalization reactions. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for constructing complex molecular architectures.

Application

• As a key pharmaceutical intermediate in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates.
• Utilized as a versatile building block in medicinal chemistry for structure-activity relationship (SAR) studies.
• Serves as a precursor in polymer chemistry for the development of specialty monomers and functional materials.
• Employed in agrochemical research for the creation of novel herbicides, fungicides, or insecticides.
• Used in academic and industrial R&D for methodological development in cross-coupling reactions (e.g., Heck, Suzuki).
• Acts as a starting material for the synthesis of more complex liquid crystal compounds and organic electronic materials.

Basic Information

Product Name	4-(3-Bromophenyl)-2-Methylbut-1-Ene
CAS No.	90433-27-5
Molecular Formula	C11H13Br
Molecular Weight	225.13 g/mol
Synonyms	1-(3-Bromophenyl)-3-methyl-3-butene; 3-Bromo-α,α-dimethylstyrene; 3-Methyl-4-(3-bromophenyl)but-1-ene; 2-Methyl-4-(m-bromophenyl)-1-butene; m-Bromo-α,α-dimethylstyrene; 4-(m-Bromophenyl)-2-methyl-1-butene; (3-Bromophenyl)-3-methyl-3-butene
EINECS	Contact for details

Quality Control

Our 4-(3-Bromophenyl)-2-Methylbut-1-Ene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong acids and incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.